The following are some links you might find useful or fun.

American Animal Hospital Association http://www.healthypet.com

American Veterinary Medical Association http://www.avma.org

Veterinary Pet Insurance http://www.petinsurance.com/

Southeastern Michigan Veterinary Medical Association has some local public service lings.  http://www.semvma.com/

Is your pet peeing on things it shouldn't a little or a lot?  http://www.planeturine.com

Heartworm disease in dogs and cats http://www.heartwormsociety.org

Center for Disease control http://www.cdc.gov

Michigan State University College of Veterinary Medicine http://www.cvm.msu.edu/

Toledo Zoo http://www.toledozoo.org/

The Detroit Zoo http://www.detroitzoo.org/critters2.html

Like horses?  Check the Detroit Polo Club for a schedule of events http://detroitpoloclub.com

American Kennel Club http://www.akc.org/

Ann Arbor Kennel Club http://www.annarborkc.org/

Traveling to PA?  The Eastern Veterinary Historical Society is opening the American Museum of Veterinary Medicine http://www.evhs.org